Earthquake with magnitude of ML 2.2 on date 23-12-2021 and time 05:09:56 (UTC) in region 3 km SE Sapri (SA)

A magnitude ML 2.2 earthquake occured in region: 3 km SE Sapri (SA), on

  • 23-12-2021 05:09:56 (UTC)
  • 23-12-2021 06:09:56 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 40.0520, 15.6530 at 10 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

Search earthquakes: Any within 30 km radius

The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Sapri SA 3 6770 6770
Torraca SA 7 1263 8033
Vibonati SA 8 3293 11326
Ispani SA 9 1026 12352
Maratea PZ 9 5139 17491
Rivello PZ 10 2767 20258
Tortorella SA 11 523 20781
Trecchina PZ 11 2316 23097
Santa Marina SA 11 3243 26340
Casaletto Spartano SA 12 1420 27760
Lagonegro PZ 12 5584 33344
Nemoli PZ 13 1495 34839
Morigerati SA 13 665 35504
Lauria PZ 16 12919 48423
Caselle in Pittari SA 16 1956 50379
San Giovanni a Piro SA 17 3780 54159
Tortora CS 17 6187 60346
Torre Orsaia SA 18 2118 62464
Casalbuono SA 18 1194 63658
Roccagloriosa SA 19 1722 65380
Aieta CS 20 823 66203

Municipalities with at least 50000 inhabitants

An earthquake occurred to
67 Km S of Potenza (67122 inhabitants)
84 Km SE of Battipaglia (50786 inhabitants)
99 Km NW of Cosenza (67546 inhabitants)
Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Bulletin
Rev1000
ML 2.2 2021-12-23
05:09:56
40.052 15.6527 10 2022-03-30
13:04:36
Bollettino Sismico Italiano INGV 100833121
Reviewed
Rev100
ML 2.2 2021-12-23
05:09:56
40.0523 15.652 10 2021-12-23
05:16:20
Sala Sismica INGV-Roma 98840831
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-12-23 05:09:56 ± 0.1
Latitude 40.0520 ± 0.0045
Longitude 15.6527 ± 0.0059
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 100833121

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 568
Semi-minor axis of confidence ellipse (meter) 304
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 31
Circular confidence region, given by single value of horizontal uncertainty (meter) 570.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 123
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 27
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.11421
Epicentral distance of station farthest from the epicenter (degree) 0.51621
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 24
Type of magnitude ML
Reference to an origin 98840831
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-12-23 05:16:20

ML:2.2

Field Value
Value 2.2
Uncertainty 0.2
Num. used stations 24
Type of magnitude ML
Reference to an origin 100833121
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-02-10 10:58:50
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CDRU.HNZ. 2021-12-23T05:10:13.98 0.3 undecidable manual S 329 56.7987 50 -0.32 65
IX.SRN3.HHZ. 2021-12-23T05:10:12.85 0.3 undecidable manual S 341 50.9157 50 0.12 69
IV.CMPR.HNE. 2021-12-23T05:10:10.24 0.3 undecidable manual S 315 41.8248 50 -0.07 70
IV.SCHR.EHZ. 2021-12-23T05:10:09.83 0.3 undecidable manual S 65 39.4272 50 0.16 70
IV.GRIS.EHE. 2021-12-23T05:10:09.59 0.3 undecidable manual S 154 38.5281 50 0.16 70
IV.SLCN.HHZ. 2021-12-23T05:10:09.51 0.3 undecidable manual S 357 37.5291 50 0.34 67
IV.MMN.HHE. 2021-12-23T05:10:08.50 0.3 undecidable manual S 122 33.8439 50 0.33 68
IV.MCEL.HHZ. 2021-12-23T05:10:07.77 0.3 undecidable manual S 23 32.8449 50 -0.14 71
IV.CAGG.EHE. 2021-12-23T05:10:07.72 0.1 undecidable manual P 348 57.2982 50 0.88 71
IX.CGG3.HNN.01 2021-12-23T05:10:07.29 0.6 undecidable manual P 349 55.5 50 0.73 38
IV.MTSN.HHZ. 2021-12-23T05:10:06.16 0.3 undecidable manual S 19 25.2525 112 0.3 69
IV.CDRU.HNZ. 2021-12-23T05:10:06.29 0.1 undecidable manual P 329 56.7987 50 -0.47 84
IV.SIRI.HHZ. 2021-12-23T05:10:05.09 0.3 undecidable manual S 52 23.2545 113 -0.14 72
IX.SRN3.HHZ. 2021-12-23T05:10:05.28 0.1 undecidable manual P 341 50.9157 50 -0.57 82
IV.BULG.HHZ. 2021-12-23T05:10:05.72 0.3 undecidable manual S 277 23.5542 113 0.4 68
IV.CMPR.HNE. 2021-12-23T05:10:04.22 0.6 undecidable manual P 315 41.8248 50 -0.23 45
IV.SLCN.HHZ. 2021-12-23T05:10:04.06 0.1 undecidable manual P 357 37.5291 50 0.27 91
IV.MMN.HHE. 2021-12-23T05:10:03.12 0.3 undecidable manual P 122 33.8439 50 -0.1 71
IV.SCHR.EHZ. 2021-12-23T05:10:03.85 0.1 positive manual P 65 39.4272 50 -0.24 91
IV.GRIS.EHE. 2021-12-23T05:10:03.61 0.1 undecidable manual P 154 38.5281 50 -0.34 89
IX.TEGI.HNN.01 2021-12-23T05:10:03.73 0.3 undecidable manual P 345 37.7289 50 -0.09 71
IV.MCEL.HHZ. 2021-12-23T05:10:02.90 0.1 undecidable manual P 23 32.8449 50 -0.16 94
IV.MTSN.HHZ. 2021-12-23T05:10:01.80 0.1 undecidable manual P 19 25.2525 112 -0.08 97
IV.MGR.HNZ. 2021-12-23T05:10:01.60 0.6 undecidable manual S 318 12.6762 128 -0.46 46
IV.SIRI.HHZ. 2021-12-23T05:10:01.54 0.1 positive manual P 52 23.2545 113 0.02 98
IV.BULG.HHZ. 2021-12-23T05:10:01.72 0.1 positive manual P 277 23.5542 113 0.15 96
IV.MGR.HNZ. 2021-12-23T05:09:59.67 0.1 undecidable manual P 318 12.6762 128 -0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MGR.HNE. ML:2.7 0.00562 0.16 AML other m 2021-12-23T05:10:01.82
IV.MGR.HHE. ML:2.8 0.0065486565 0.16 AML other m 2021-12-23T05:10:01.83
IV.MGR.HNN. ML:2.7 0.00514 0.14 AML other m 2021-12-23T05:10:01.84
IV.MGR.HHN. ML:2.6 0.004445 0.12 AML other m 2021-12-23T05:10:01.84
IV.BULG.HNN. ML:2.0 0.000746 0.34 AML other m 2021-12-23T05:10:05.81
IV.BULG.HHN. ML:2.1 0.000777 0.34 AML other m 2021-12-23T05:10:05.81
IV.BULG.HHE. ML:2.0 0.0006545000000000001 0.28 AML other m 2021-12-23T05:10:06.46
IV.BULG.HNE. ML:2.0 0.0006235 0.28 AML other m 2021-12-23T05:10:06.46
IV.SIRI.HNE. ML:2.2 0.0010453205 0.2688 AML other m 2021-12-23T05:10:07.45
IV.SIRI.HHN. ML:2.4 0.001695 0.28 AML other m 2021-12-23T05:10:07.58
IV.SIRI.HNN. ML:2.4 0.0016034425 0.2784 AML other m 2021-12-23T05:10:07.44
IV.SIRI.HHE. ML:2.2 0.001065 0.28 AML other m 2021-12-23T05:10:07.59
IV.SCHR.EHN. ML:1.8 0.00020400000000000003 0.28 AML other m 2021-12-23T05:10:10.09
IV.SCHR.EHE. ML:1.8 0.0002077471 0.24 AML other m 2021-12-23T05:10:10.59
IV.SLCN.HHE. ML:2.2 0.0006587925 0.4 AML other m 2021-12-23T05:10:14.06
IV.SLCN.HNE. ML:2.2 0.0006259335499999999 0.4192 AML other m 2021-12-23T05:10:14.06
IV.SLCN.HHN. ML:2.1 0.0004605 0.26 AML other m 2021-12-23T05:10:13.60
IV.SLCN.HNN. ML:2.1 0.000461947 0.3392 AML other m 2021-12-23T05:10:14.29
IV.CDRU.HHE. ML:2.2 0.0003195 0.16 AML other m 2021-12-23T05:10:14.59
IV.CDRU.HHN. ML:1.8 0.000126 0.16 AML other m 2021-12-23T05:10:14.60
IX.SRN3.HHE.02 ML:2.0 0.0002726705 0.224 AML other m 2021-12-23T05:10:17.68
IX.SRN3.HHN.02 ML:2.1 0.000347 0.32 AML other m 2021-12-23T05:10:16.42
IX.SRN3.HNN.01 ML:2.1 0.0003469022 0.352 AML other m 2021-12-23T05:10:16.25
IX.SRN3.HNE.01 ML:2.1 0.00034678560000000005 0.416 AML other m 2021-12-23T05:10:15.50
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download
Waveforms Seismic signals in miniseed + resp format Download